CN112998782A - Drag hook assembly for hepatobiliary surgery - Google Patents
Drag hook assembly for hepatobiliary surgery Download PDFInfo
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- CN112998782A CN112998782A CN202110208381.2A CN202110208381A CN112998782A CN 112998782 A CN112998782 A CN 112998782A CN 202110208381 A CN202110208381 A CN 202110208381A CN 112998782 A CN112998782 A CN 112998782A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/02—Surgical instruments, devices or methods for holding wounds open, e.g. retractors; Tractors
- A61B17/0206—Surgical instruments, devices or methods for holding wounds open, e.g. retractors; Tractors with antagonistic arms as supports for retractor elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/50—Supports for surgical instruments, e.g. articulated arms
- A61B90/57—Accessory clamps
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/50—Supports for surgical instruments, e.g. articulated arms
- A61B90/57—Accessory clamps
- A61B2090/571—Accessory clamps for clamping a support arm to a bed or other supports
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Abstract
本发明属于医疗器械技术领域，具体涉及一种肝胆外科手术用拉钩组件，包括固定底座，所述固定底座为倒F型结构，所述固定底座的右侧底端开设有第一凹槽，所述固定底座的内部活动连接有活动套杆，所述活动套杆上固定套接有套接块。通过固定底座的右侧的第一凹槽与手术台侧边进行卡合，方便拉钩组件的固定。通过活动拉杆控制固定插杆与固定插孔的连接，方便对活动套杆和固定底座的距离进行调节，对拉钩组件的高度进行调节。通过第二旋钮的转动，控制横向转杆的转动，方便对拉钩杆进行角度的限定，方便医生进行手术。通过第一旋钮控制双向螺杆，带动第二滑动块的转动，对拉钩杆之间的距离进行调节，将患者的术口撑开，减轻患者的疼痛。
The invention belongs to the technical field of medical devices, in particular to a retractor assembly for hepatobiliary surgery, comprising a fixed base, wherein the fixed base is an inverted F-shaped structure, and a first groove is formed at the bottom end of the right side of the fixed base, so A movable sleeve rod is movably connected inside the fixed base, and a sleeve connection block is fixedly sleeved on the movable sleeve rod. The first groove on the right side of the fixing base is engaged with the side of the operating table, which facilitates the fixing of the retractor assembly. The connection between the fixed insertion rod and the fixed socket is controlled by the movable pull rod, so that the distance between the movable sleeve rod and the fixed base can be adjusted conveniently, and the height of the pull hook assembly can be adjusted. Through the rotation of the second knob, the rotation of the lateral rotation rod is controlled, which facilitates the angle limitation of the hook rod and facilitates the operation of the doctor. The bidirectional screw is controlled by the first knob to drive the rotation of the second sliding block, the distance between the retractor rods is adjusted, the patient's surgical opening is opened, and the patient's pain is relieved.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and relates to a retractor assembly for hepatobiliary surgery.
Background
The surgery is called as operation, commonly known as open surgery, and refers to a treatment process of entering human body or other biological tissues through surgical equipment or surgical instruments and operated by surgeons or other professionals to remove pathological changes, change structures or implant foreign objects by means of external force. Early surgery was limited to simple manual methods of cutting, incising, and suturing the body surface, such as abscess drainage, tumor excision, and trauma suturing. Surgery is a procedure that destroys the integrity of tissue (incision), or restores the integrity of the destroyed tissue (suture). With the development of surgery, the field of surgery is expanding and can be performed at any part of the human body. The applied instruments are also updated continuously, such as scalpels including electric scalpels, microwave scalpels, ultrasonic scalpels, laser scalpels and the like.
In the common disease of hepatobiliary surgery, need often operate to relevant position, and need pull relevant position apart during the operation, need use the operation drag hook at this in-process, and current operation drag hook needs the assistance personnel to assist aside, very trouble, and some semi-automatization's that have now drag hook also are inconvenient in the use.
Among the liver surgery, the doctor cuts the skin muscle back, because muscle can contract, need expand the operation incision with the operation couple with the doctor, hold skin muscle to both sides respectively with the drag hook, the operation field of vision just can expose like this, the people of the drag hook comes in general operation, because too carefully and can not move the bullet for a long time, operating personnel will be tired very fast, still the people that can change the people and draw midway in general operation, doctor's work load has been increased, operation time has been prolonged, the time that also can increase patient's pain simultaneously, consequently, need a liver courage surgery to solve above-mentioned problem with the drag hook subassembly.
Disclosure of Invention
The invention aims to provide a draw hook assembly for hepatobiliary surgery, which has the characteristics of reducing pain of a patient, reducing the workload of a doctor, facilitating angle adjustment of a draw hook rod and facilitating fixation of the draw hook assembly.
The purpose of the invention can be realized by the following technical scheme:
a drag hook assembly for hepatobiliary surgery comprises a fixed base, wherein the fixed base is of an inverted F-shaped structure, a first groove is formed in the bottom end of the right side of the fixed base, a movable loop bar is movably connected inside the fixed base, a sleeving block is fixedly sleeved on the movable loop bar, a transverse rotating rod is transversely and rotatably connected inside the sleeving block, a bearing is arranged at the joint of the transverse rotating rod and the sleeving block, an adjusting shell is fixedly connected to the left side of the sleeving block, the left end of the transverse rotating rod is located on the outer side of the left end of the adjusting shell, a second knob is fixedly connected to the left end of the transverse rotating rod, fixed shells are fixedly and symmetrically connected to the upper surface of the left end of the fixed base, and a movable pull rod is slidably connected between the two fixed shells;
first cavity has been seted up to the inside of horizontal bull stick, the inside of first cavity is rotated and is connected with two-way screw rod, rotate through the bearing between the left end of two-way screw rod and the horizontal bull stick and be connected, the right-hand member of two-way screw rod is located the outside of horizontal bull stick, and the first knob of right-hand member fixedly connected with of two-way screw rod, symmetrical screw thread closes soon on the two-way screw rod and is connected with the second sliding block, the last fixed surface of second sliding block is connected with the pull rod, the pull rod is V type structure, the fixedly connected with fixed block is located at the center of first cavity, rotate between fixed block and the two-way screw rod and cup joint, and the junction is equipped with the bearing, first spout has been seted up to the symmetry on the top lateral wall of horizontal bull stick, the pull rod slides in the inside of first spout, first spout communicates.
According to the preferable technical scheme of the retractor assembly for the hepatobiliary surgery, the transverse rotating rod is sleeved with the gear, the gear is located inside the adjusting shell, the top ends of teeth of the gear are all arc-shaped, elastic pieces are symmetrically connected inside the inner wall of the adjusting shell, gaps between the elastic pieces and the teeth on the gear are correspondingly clamped, and the elastic pieces are of V-shaped structures.
According to the preferable technical scheme of the hook assembly for the hepatobiliary surgery, a clamping plate is movably connected inside the first groove, a threaded shaft is rotatably connected above the clamping plate through a bearing, the threaded shaft is in threaded connection with the side wall of the upper portion of the fixed base, and a third knob is fixedly connected above the threaded shaft.
According to the preferable technical scheme of the retractor assembly for hepatobiliary surgery, a second cavity is formed in the fixed shell, a fixed sliding rod is fixedly connected in the second cavity, the upper end and the lower end of the movable pull rod are symmetrically and fixedly connected with a first sliding block, the first sliding block is sleeved with the fixed sliding rod on the corresponding side, second sliding grooves are formed in opposite surfaces of the two fixed shells and communicated with the second cavity, the first sliding block slides in the second sliding grooves, a limiting spring is sleeved on the fixed sliding rod, the left end of the limiting spring is connected with the right side surface of the first sliding block, and the right end of the limiting spring is connected with the right side inner surface of the second cavity.
According to the preferable technical scheme of the retractor assembly for hepatobiliary surgery, the right side surface of the movable pull rod is fixedly and vertically connected with the fixed inserted link, the left side wall of the fixed base is provided with a through hole matched with the fixed inserted link, the movable loop bar is provided with a plurality of fixed insertion holes matched with the fixed inserted link, the right side wall of the fixed base is internally provided with the second groove, and the right end of the fixed inserted link is movably connected with the second groove.
According to the preferable technical scheme of the retractor assembly for hepatobiliary surgery, the sponge gasket is adhered to the lower surface of the clamping plate through glue.
According to the preferable technical scheme of the retractor assembly for hepatobiliary surgery, the inner wall of the second groove is fixedly connected with the fixed magnetic block, and the fixed magnetic block is magnetically adsorbed to the right end of the fixed inserted rod.
As the preferable technical scheme of the retractor assembly for hepatobiliary surgery, the top end of the movable loop bar is fixedly connected with the limiting block.
As the preferable technical scheme of the retractor assembly for hepatobiliary surgery, the specific working method of the retractor assembly for hepatobiliary surgery comprises the following steps:
s1: before an operation, the first groove on the right side of the fixed base is clamped with the side edge of an operating table, the third knob is rotated clockwise, the threaded shaft is rotated under the driving of the third knob, the clamping plate slides downwards, and when the clamping plate slides downwards, the sponge gasket is attached to the upper surface of the bed edge and matched with the side wall below the fixed base to fix the drag hook assembly on the side edge of the operating table;
s2: pulling the movable pull rod outwards to the left side, when the movable pull rod moves towards the left side, the first sliding block moves leftwards along the fixed sliding rod, at the moment, the limiting spring expands, the fixed insertion rod is pulled out from the inside of the fixed insertion hole, the right end of the fixed insertion rod is separated from the fixed magnetic block, the movable loop rod is pulled upwards, the height of the pull hook assembly is adjusted according to the position of a wound of a patient, after the adjustment is finished, the movable pull rod is loosened, the limiting spring contracts, the fixed insertion rod is inserted into the fixed insertion hole again, meanwhile, the right end of the fixed insertion rod and the fixed magnetic block are magnetically adsorbed again, and the position of the movable loop rod is fixed;
s3: when the operation is performed, the second knob is rotated according to the position of the operation opening of the patient, the transverse rotating rod is driven to rotate, the gear rotates in the adjusting shell at the moment, the elastic sheet is clamped with the gap between the teeth on the gear, the position of the gear is limited, and the transverse rotating rod stops rotating after the drag hook rod rotates to the designated position;
s4: with the top of pull hook rod and patient's art mouth both sides skin laminating, rotate the two-way screw rod of first knob drive and rotate, because the second sliding block closes with two-way screw rod screw thread soon and is connected, when two-way screw rod rotated, the second sliding block slided, made two pull hook rods move to the outside, struts patient's art mouth, made things convenient for the doctor to perform the operation.
The invention has the beneficial effects that:
(1) the first groove on the right side of the fixed base is clamped with the side of the operating table, and the fixed base is fixed on the side of the operating table through the third knob control clamping plate, so that the drag hook assembly is convenient to fix.
(2) Through being connected of fixed inserted bar of activity pull rod control and fixed jack, the convenience is adjusted the distance between activity loop bar and the unable adjustment base, and the convenience is according to patient's art mouth height, highly adjusts the hook assembly.
(3) Through the rotation of second knob, the rotation of control horizontal bull stick is injectd the turned angle of horizontal bull stick through gear and shell fragment, conveniently carries out the injectd of angle to the drawbar pole, makes things convenient for the doctor to operate, and the convenient art mouth position according to the patient of while is adjusted.
(4) Through the rotation of first knob, the two-way screw rod of control rotates, drives the rotation of second sliding block, adjusts the distance between the drawbar pole, and the convenience struts patient's art mouth, avoids the manual expansion of doctor to prop, practices thrift doctor's physical power, alleviates patient's pain simultaneously.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner wall structure of the traverse rod of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 4 is a schematic view of the internal structure of the conditioning case of the present invention;
FIG. 5 is a schematic view of the connection structure of the movable loop bar and the fixed base in the present invention;
FIG. 6 is an enlarged schematic view of the structure at B in FIG. 5;
in the figure: 1. a fixed base; 2. a movable loop bar; 3. a transverse rotating rod; 4. sleeving and connecting blocks; 5. a first knob; 6. a first slider; 7. a limiting block; 8. a second knob; 9. a movable pull rod; 10. fixing the housing; 11. a first groove; 12. a sponge pad; 13. clamping the plate; 14. a threaded shaft; 15. a third knob; 16. a first cavity; 17. a second slider; 18. a fixed block; 19. a drawbar; 20. a first chute; 21. adjusting the housing; 22. a gear; 23. a spring plate; 24. fixing the inserted rod; 25. a second cavity; 26. a second groove; 27. a fixed magnetic block; 28. fixing the jack; 29. a second chute; 30. a limiting spring; 31. fixing the sliding rod; 32. a bidirectional screw.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a retractor assembly for hepatobiliary surgery comprises a fixed base 1, the fixed base 1 is of an inverted F-shaped structure, a first groove 11 is arranged at the bottom end of the right side of the fixed base 1, the inner part of the fixed base 1 is movably connected with a movable loop bar 2, the movable loop bar 2 is fixedly sleeved with a sleeve joint block 4, the inner part of the sleeve joint block 4 is transversely and rotatably connected with a transverse rotating rod 3, and the joint of the transverse rotating rod 3 and the sleeve block 4 is provided with a bearing, the left side of the sleeve block 4 is fixedly connected with an adjusting shell 21, the left end of the transverse rotating rod 3 is positioned at the outer side of the left end of the adjusting shell 21, a second knob 8 is fixedly connected to the left end of the transverse rotating rod 3, fixed shells 10 are fixedly and symmetrically connected to the upper surface of the left end of the fixed base 1, and a movable pull rod 9 is connected between the two fixed shells 10 in a sliding manner;
a first cavity 16 is formed inside the transverse rotating rod 3, a bidirectional screw 32 is rotatably connected inside the first cavity 16, the left end of the bidirectional screw 32 is rotatably connected with the transverse rotating rod 3 through a bearing, the right end of the bidirectional screw 32 is positioned outside the transverse rotating rod 3, a first knob 5 is fixedly connected at the right end of the bidirectional screw 32, a second sliding block 17 is rotatably connected on the bidirectional screw 32 in a symmetrical thread manner, a pull hook rod 19 is fixedly connected on the upper surface of the second sliding block 17, the pull hook rod 19 is of a V-shaped structure, a fixed block 18 is fixedly connected at the center of the first cavity 16, the fixed block 18 is rotatably sleeved with the bidirectional screw 32, a bearing is arranged at the joint, first sliding grooves 20 are symmetrically formed in the side wall above the transverse rotating rod 3, and the pull hook rod 19 slides inside the first sliding grooves 20, the first runner 20 communicates with the first cavity 16.
Specifically, gear 22 has been cup jointed on horizontal bull stick 3, gear 22 is located the inside of adjusting shell 21, the tooth top of gear 22 is the circular arc type, the inner wall internal symmetry of adjusting shell 21 is connected with shell fragment 23, the corresponding block in clearance between the tooth on shell fragment 23 and the gear 22, shell fragment 23 is the V type structure.
Specifically, the inside swing joint of first recess 11 has step up board 13, step up the top of board 13 and rotate through the bearing and be connected with threaded shaft 14, threaded shaft 14 closes with unable adjustment base 1's top lateral wall screw thread soon and is connected, threaded shaft 14's top fixedly connected with third knob 15.
Specifically, a second cavity 25 is formed in the fixed housing 10, a fixed slide rod 31 is fixedly connected in the second cavity 25, first slide blocks 6 are symmetrically and fixedly connected to the upper end and the lower end of the movable pull rod 9, the first slide blocks 6 are sleeved with the fixed slide rods 31 on the corresponding sides, second slide grooves 29 are formed in the opposite surfaces of the two fixed housings 10, the second slide grooves 29 are communicated with the second cavity 25, the first slide blocks 6 slide in the second slide grooves 29, limit springs 30 are sleeved on the fixed slide rods 31, the left ends of the limit springs 30 are connected with the right side surface of the first slide blocks 6, and the right ends of the limit springs 30 are connected with the right side inner surface of the second cavity 25.
Specifically, the right side surface of the movable pull rod 9 is fixedly and vertically connected with a fixed insertion rod 24, a through hole matched with the fixed insertion rod 24 is formed in the left side wall of the fixed base 1, a plurality of fixed insertion holes 28 matched with the fixed insertion rod 24 are formed in the movable loop bar 2, a second groove 26 is formed in the right side wall of the fixed base 1, and the right end of the fixed insertion rod 24 is movably connected with the second groove 26.
Specifically, the lower surface of the clamping plate 13 is adhered with a sponge gasket 12 by glue.
Specifically, a fixed magnetic block 27 is fixedly connected to the inner wall of the second groove 26, and the fixed magnetic block 27 is magnetically attracted to the right end of the fixed insertion rod 24.
Specifically, the top end of the movable loop bar 2 is fixedly connected with a limiting block 7.
Specifically, the specific working method of the retractor assembly for the hepatobiliary surgery comprises the following steps:
s1: before an operation, the first groove 11 on the right side of the fixed base 1 is clamped with the side edge of an operation table, the third knob 15 is rotated clockwise, the threaded shaft 14 is rotated under the driving of the third knob 15, the clamping plate 13 slides downwards, and when the clamping plate 13 slides downwards, the sponge gasket 12 is attached to the upper surface of the bed edge and matched with the lower side wall of the fixed base 1 to fix the draw hook assembly on the side edge of the operation table;
s2: pulling the movable pull rod 9 outwards and leftwards, when the movable pull rod 9 moves leftwards, the first sliding block 6 moves leftwards along the fixed sliding rod 31, at the moment, the limiting spring 30 expands, the fixed inserting rod 24 is pulled out from the inside of the fixed inserting hole 28, the right end of the fixed inserting rod 24 is separated from the fixed magnetic block 27, the movable loop bar 2 is pulled upwards, the height of the hook component is adjusted according to the position of a wound of a patient, after the adjustment is finished, the movable pull rod 9 is loosened, the limiting spring 30 contracts, the fixed inserting rod 24 is inserted into the fixed inserting hole 28 again, meanwhile, the right end of the fixed inserting rod 24 is magnetically adsorbed with the fixed magnetic block 27 again, and the position of the movable loop bar 2 is fixed;
s3: when in operation, the second knob 8 is rotated according to the position of the operation opening of a patient, the transverse rotating rod 3 is driven to rotate, the gear 22 rotates in the adjusting shell 21 at the moment, the elastic sheet 23 is clamped with the gap between the teeth on the gear 22, the position of the gear 22 is limited, and when the pull hook rod 19 rotates to a designated position, the transverse rotating rod 3 stops rotating;
s4: with the top of hook rod 19 and patient's art mouth both sides skin laminating, rotate first knob 5 drive two-way screw rod 32 and rotate, because second sliding block 17 closes with two-way screw rod 32 screw thread soon and is connected, when two-way screw rod 32 rotated, second sliding block 17 slided, makes two hook rod 19 move to the outside, struts patient's art mouth, makes things convenient for the doctor to perform the operation.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a liver and gall surgery uses drag hook subassembly, includes unable adjustment base (1), its characterized in that: the fixed base (1) is of an inverted F-shaped structure, a first groove (11) is formed in the bottom end of the right side of the fixed base (1), the inner part of the fixed base (1) is movably connected with a movable loop bar (2), the movable loop bar (2) is fixedly sleeved with a loop block (4), the inside of the sleeving block (4) is transversely and rotatably connected with a transverse rotating rod (3), a bearing is arranged at the joint of the transverse rotating rod (3) and the sleeving block (4), the left side of the sleeving block (4) is fixedly connected with an adjusting shell (21), the left end of the transverse rotating rod (3) is positioned at the outer side of the left end of the adjusting shell (21), a second knob (8) is fixedly connected to the left end of the transverse rotating rod (3), fixed shells (10) are fixedly and symmetrically connected to the upper surface of the left end of the fixed base (1), and a movable pull rod (9) is connected between the two fixed shells (10) in a sliding manner;
a first cavity (16) is formed in the transverse rotating rod (3), a bidirectional screw rod (32) is connected to the inner portion of the first cavity (16) in a rotating mode, the left end of the bidirectional screw rod (32) is connected with the transverse rotating rod (3) in a rotating mode through a bearing, the right end of the bidirectional screw rod (32) is located on the outer portion of the transverse rotating rod (3), a first knob (5) is fixedly connected to the right end of the bidirectional screw rod (32), a second sliding block (17) is connected to the bidirectional screw rod (32) in a rotating mode through symmetrical threads, a hook rod (19) is fixedly connected to the upper surface of the second sliding block (17), the hook rod (19) is of a V-shaped structure, a fixed block (18) is fixedly connected to the center of the first cavity (16), the fixed block (18) is connected with the bidirectional screw rod (32) in a rotating mode through a rotating mode, a bearing is arranged at the connecting position of the fixed block (18), first sliding grooves (20) are symmetrically, the draw rod (19) slides inside a first runner (20), the first runner (20) communicating with the first cavity (16).
2. The retractor assembly for hepatobiliary surgery of claim 1, further comprising: the gear (22) is sleeved on the transverse rotating rod (3), the gear (22) is located inside the adjusting shell (21), the top ends of the teeth of the gear (22) are both arc-shaped, elastic pieces (23) are symmetrically connected to the inner wall of the adjusting shell (21), gaps between the teeth of the elastic pieces (23) and the gear (22) are correspondingly clamped, and the elastic pieces (23) are of V-shaped structures.
3. The retractor assembly for hepatobiliary surgery of claim 1, further comprising: the inside swing joint of first recess (11) has step up board (13), the top of step up board (13) is rotated through the bearing and is connected with threaded shaft (14), threaded shaft (14) closes with the top lateral wall screw thread of unable adjustment base (1) soon and is connected, the top fixedly connected with third knob (15) of threaded shaft (14).
4. The retractor assembly for hepatobiliary surgery of claim 1, further comprising: the improved structure of the automobile seat is characterized in that a second cavity (25) is formed in the fixed shell (10), a fixed sliding rod (31) is fixedly connected to the inside of the second cavity (25), the upper end and the lower end of the movable pull rod (9) are symmetrically and fixedly connected with a first sliding block (6), the first sliding block (6) is sleeved with the fixed sliding rod (31) on the corresponding side, two second sliding grooves (29) are formed in opposite surfaces of the fixed shell (10), the second sliding grooves (29) are communicated with the second cavity (25), the first sliding block (6) slides in the second sliding grooves (29), limiting springs (30) are sleeved on the fixed sliding rods (31), the left ends of the limiting springs (30) are connected with the right side surfaces of the first sliding blocks (6), and the right ends of the limiting springs (30) are connected with the right side inner surfaces of the second cavity (25).
5. The retractor assembly for hepatobiliary surgery of claim 1, further comprising: the right side fixed surface of activity pull rod (9) is connected with fixed inserted bar (24) perpendicularly, set up the through-hole with fixed inserted bar (24) adaptation on the left side wall of unable adjustment base (1), set up fixed jack (28) of a plurality of and fixed inserted bar (24) adaptation on activity loop bar (2), second recess (26) have been seted up in the right side wall of unable adjustment base (1), the right-hand member and second recess (26) swing joint of fixed inserted bar (24).
6. The retractor assembly for hepatobiliary surgery of claim 3, wherein: the lower surface of the clamping plate (13) is adhered with a sponge gasket (12) through glue.
7. The retractor assembly for hepatobiliary surgery of claim 5, wherein: the inner wall of the second groove (26) is fixedly connected with a fixed magnetic block (27), and the fixed magnetic block (27) is magnetically adsorbed with the right end of the fixed inserting rod (24).
8. The retractor assembly for hepatobiliary surgery of claim 1, further comprising: the top end of the movable sleeve rod (2) is fixedly connected with a limiting block (7).
9. The retractor assembly for hepatobiliary surgery according to any one of claims 1 to 8, wherein: the specific working method of the retractor assembly for the hepatobiliary surgery comprises the following steps:
s1: before an operation, the first groove (11) on the right side of the fixed base (1) is clamped with the side edge of an operation table, the third knob (15) is rotated clockwise, the threaded shaft (14) is rotated under the driving of the third knob (15), the clamping plate (13) slides downwards, and when the clamping plate (13) slides downwards, the sponge gasket (12) is attached to the upper surface of the bed edge and matched with the lower side wall of the fixed base (1) to fix the draw hook assembly on the side edge of the operation table;
s2: pulling the movable pull rod (9) to the outer left side, when the movable pull rod (9) moves to the left side, the first sliding block (6) moves to the left along the fixed sliding rod (31), at the moment, the limiting spring (30) expands, the fixed insertion rod (24) is pulled out from the inside of the fixed insertion hole (28), the right end of the fixed insertion rod (24) is separated from the fixed magnetic block (27), the movable sleeve rod (2) is pulled upwards, the height of the pull hook assembly is adjusted according to the position of a wound of a patient, after the adjustment is finished, the movable pull rod (9) is loosened, the limiting spring (30) is contracted, the fixed insertion rod (24) is inserted into the fixed insertion hole (28) again, meanwhile, the right end of the fixed insertion rod (24) and the fixed magnetic block (27) are magnetically adsorbed again, and the position of the movable sleeve rod (2) is fixed;
s3: when an operation is performed, the second knob (8) is rotated according to the position of the operation opening of a patient, the transverse rotating rod (3) is driven to rotate, the gear (22) rotates in the adjusting shell (21), the elastic sheet (23) is clamped with the gap between the teeth on the gear (22), the position of the gear (22) is limited, and the transverse rotating rod (3) stops rotating after the pull hook rod (19) rotates to a designated position;
s4: with the top of draw hook pole (19) and patient's art mouth both sides skin laminating, rotate first knob (5) drive two-way screw rod (32) and rotate, because second sliding block (17) close with two-way screw rod (32) screw thread soon and be connected, when two-way screw rod (32) rotate, second sliding block (17) slide, make two draw hook poles (19) move to the outside, prop open patient's art mouth, make things convenient for the doctor to perform the operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110208381.2A CN112998782A (en) | 2021-02-24 | 2021-02-24 | Drag hook assembly for hepatobiliary surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110208381.2A CN112998782A (en) | 2021-02-24 | 2021-02-24 | Drag hook assembly for hepatobiliary surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112998782A true CN112998782A (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110208381.2A Pending CN112998782A (en) | 2021-02-24 | 2021-02-24 | Drag hook assembly for hepatobiliary surgery |
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| Country | Link |
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| CN (1) | CN112998782A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113499161A (en) * | 2021-07-15 | 2021-10-15 | 西安交通大学口腔医院 | Paediatrics oral cavity is used for children to pull out gum hemostasis device after tooth |
| CN113855458A (en) * | 2021-08-26 | 2021-12-31 | 王晓兰 | Surgical medical operating table |
| CN119745440A (en) * | 2024-12-30 | 2025-04-04 | 南京市中医院 | A spinal surgery retractor |
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| CN113499161A (en) * | 2021-07-15 | 2021-10-15 | 西安交通大学口腔医院 | Paediatrics oral cavity is used for children to pull out gum hemostasis device after tooth |
| CN113855458A (en) * | 2021-08-26 | 2021-12-31 | 王晓兰 | Surgical medical operating table |
| CN119745440A (en) * | 2024-12-30 | 2025-04-04 | 南京市中医院 | A spinal surgery retractor |
| CN119745440B (en) * | 2024-12-30 | 2026-02-10 | 南京市中医院 | Retractor for vertebra operation |
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Application publication date: 20210622 |